Desk Fan

FIG. 1 is a front and right side perspective view of a desk fan showing my new design; FIG. 2 is a rear and left side perspective view thereof; FIG. 3 is a front elevational view thereof; FIG. 4 is a rear elevational view thereof; FIG. 5 is a left side elevational view thereof; FIG. 6 is a right side elevational view thereof; FIG. 7 is a top plan view thereof; FIG. 8 is a bottom plan view thereof; FIG. 9 is an enlarged view of detail circle “ 9 ” in FIG. 1 ; FIG. 10 is an enlarged view of detail circle “ 10 ” in FIG. 2 ; and, FIG. 11 is a front and right side perspective view thereof, in an alternative state. The dash-dash broken lines in the drawings depict the portions of the desk fan that form no part of the claimed design. The dot-dash broken lines in the drawings depict the boundaries of the enlarged views and form no part of the claimed design.